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BMC: exit early if there is no supported property #1198

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BMC: exit early if there is no supported property #1198

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27 changes: 27 additions & 0 deletions src/ebmc/bmc.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -191,6 +191,25 @@ void bmc_with_iterative_constraint_strengthening(
}
}

static bool have_supported_property(ebmc_propertiest &properties)
{
bool have_supported = false;

for(auto &property : properties.properties)
{
if(property.is_disabled() || property.is_failure())
continue;

// Is it supported by the BMC engine?
if(bmc_supports_property(property.normalized_expr))
have_supported = true;
else
property.failure("property not supported by BMC engine");
}

return have_supported;
}

property_checker_resultt bmc(
std::size_t bound,
bool convert_only,
Expand All @@ -204,6 +223,14 @@ property_checker_resultt bmc(
ebmc_propertiest properties = properties_in;

messaget message(message_handler);

// exit early if there is no supported property
if(!have_supported_property(properties))
{
message.status() << "No supported property" << messaget::eom;
return property_checker_resultt{std::move(properties)};
}

message.status() << "Generating Decision Problem" << messaget::eom;

// convert the transition system
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